	mov	r0, #0
	mov	r1, #0xa5
	mov	sp, #0x80
	str	r0, [sp]
	str	r0, [sp, #4]
	str	r0, [sp, #8]
	str	r0, [sp, #12]
	strb	r1, [sp]
	strb	r1, [sp, #5]
	strb	r1, [sp, #10]
	strb	r1, [sp, #15]
	b	.
